Complete 10 Expert puzzles without making mistakes - Microsoft Sudoku (UWP)
Complete a puzzle in less than 1 minute - Microsoft Sudoku (UWP)
Finish a puzzle by filling the corner cells last - Microsoft Sudoku (UWP)
1,182/1,903735/1,00036/45
1,254/1,273985/1,00047/48
1,077/1,0771,000/1,00040/40